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Korte Herentalsestraat 6
2018 Antwerp
tel&faxnr. +32 3 225 21 29

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Please note: we are closed from 29th of July until 18th of August.

All orders will be shipped out on Thursday 25th of July.

Shipping price on request :

For orders more as 30 kg or non-EU countries, please contact us to inform,

about exactly shipping cost to your country before you complete the order. 

All prices are 21% VAT excluded!



Presidium Diamond Mate-A

A pocket-sized instrument that instantly verifies the authenticity of diamonds based on their thermal properties.

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Availability: In stock.

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Product Description

The Presidium Diamond Mate Tester has a retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results. With the industry’s thinnest probe tip size of 0.6mm, PDMT tests diamonds as small as 0.02ct. Test results are instantly indicated by an LED light and continuous audible beep.

Operates on alkaline AAA batteries.(not included)

May be used with AC adapter.


  • Retractable thermoelectric probe tip for enhanced accuracy that ensures constant pressure between probe and gemstone
  • Industry’s thinnest probe tip (0.6mm) for testing diamonds as small as 0.02ct
  • Metal alert buzzer to ensure that probe tip is in contact with gemstone during testing
  • No waiting time between tests
  • Clear and easy-to-read LED display
  • Low battery indicator
  • Low battery consumption
  • Leather carrying sleeve included


Dimensions and Weight

  • Length: 160mm (6.3 inches)
  • Width: 21mm (0.83 inches)
  • Height: 30mm (1.18 inches)
  • Weight: 45g




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